// Copyright 2015 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "chromecast/base/error_codes.h" #include #include "base/base_paths.h" #include "base/files/file_path.h" #include "base/files/file_util.h" #include "base/files/scoped_temp_dir.h" #include "base/test/scoped_path_override.h" #include "testing/gtest/include/gtest/gtest.h" namespace chromecast { class ErrorCodesTest : public testing::Test { protected: ErrorCodesTest() {} ~ErrorCodesTest() override {} void SetUp() override { // Set up a temporary directory which will be used as our fake home dir. ASSERT_TRUE(fake_home_dir_.CreateUniqueTempDir()); path_override_.reset( new base::ScopedPathOverride(base::DIR_HOME, fake_home_dir_.GetPath())); } base::FilePath home_path() const { return fake_home_dir_.GetPath(); } private: base::ScopedTempDir fake_home_dir_; std::unique_ptr path_override_; }; TEST_F(ErrorCodesTest, GetInitialErrorCodeReturnsNoErrorIfMissingFile) { EXPECT_EQ(NO_ERROR, GetInitialErrorCode()); } TEST_F(ErrorCodesTest, SetInitialErrorCodeSucceedsWithNoError) { ASSERT_TRUE(SetInitialErrorCode(NO_ERROR)); // File should not be written. ASSERT_FALSE(base::PathExists(home_path().Append("initial_error"))); EXPECT_EQ(NO_ERROR, GetInitialErrorCode()); } TEST_F(ErrorCodesTest, SetInitialErrorCodeSucceedsWithValidErrors) { // Write initial error and read it from the file. EXPECT_TRUE(SetInitialErrorCode(ERROR_WEB_CONTENT_RENDER_VIEW_GONE)); EXPECT_TRUE(base::PathExists(home_path().Append("initial_error"))); EXPECT_EQ(ERROR_WEB_CONTENT_RENDER_VIEW_GONE, GetInitialErrorCode()); // File should be updated with most recent error. EXPECT_TRUE(SetInitialErrorCode(ERROR_UNKNOWN)); EXPECT_TRUE(base::PathExists(home_path().Append("initial_error"))); EXPECT_EQ(ERROR_UNKNOWN, GetInitialErrorCode()); // File should be updated with most recent error. EXPECT_TRUE(SetInitialErrorCode(ERROR_WEB_CONTENT_NAME_NOT_RESOLVED)); EXPECT_TRUE(base::PathExists(home_path().Append("initial_error"))); EXPECT_EQ(ERROR_WEB_CONTENT_NAME_NOT_RESOLVED, GetInitialErrorCode()); // File should be removed after writing NO_ERROR. EXPECT_TRUE(SetInitialErrorCode(NO_ERROR)); EXPECT_FALSE(base::PathExists(home_path().Append("initial_error"))); EXPECT_EQ(NO_ERROR, GetInitialErrorCode()); } } // namespace chromecast